Planet Networking & Communication IGS-10020HPT User Manual page 77

• Relay Information
Mode
• Relay Information
Policy
Buttons
: Click to apply changes
: Click to undo any changes made locally and revert to previously saved values.
Indicates the DHCP relay information mode option operation. Possible modes
are:
Enabled: Enable DHCP relay information mode operation. When enabling

DHCP relay information mode operation, the agent inserts specific
information (option82) into a DHCP message when forwarding to DHCP
server and removing it from a DHCP message when transferring to DHCP
client. It only works under DHCP relay operation mode enabled.
Disabled: Disable DHCP relay information mode operation.

Indicates the DHCP relay information option policy. When enabling DHCP relay
information mode operation, if agent receives a DHCP message that already
contains relay agent information. It will enforce the policy. And it only works under
DHCP relay information operation mode enabled. Possible policies are:
Replace: Replace the original relay information when receiving a DHCP

message that already contains it.
Keep: Keep the original relay information when receiving a DHCP message

that already contains it.
Drop: Drop the package when receiving a DHCP message that already

contains relay information.
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User's Manual of IGS PoE series